CN114687693A - Rotary excavating hole bottom sediment cleaning device and method - Google Patents
Rotary excavating hole bottom sediment cleaning device and method Download PDFInfo
- Publication number
- CN114687693A CN114687693A CN202210461542.3A CN202210461542A CN114687693A CN 114687693 A CN114687693 A CN 114687693A CN 202210461542 A CN202210461542 A CN 202210461542A CN 114687693 A CN114687693 A CN 114687693A
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- sediment
- slag
- barrel
- slag removing
- plate
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B27/00—Containers for collecting or depositing substances in boreholes or wells, e.g. bailers, baskets or buckets for collecting mud or sand; Drill bits with means for collecting substances, e.g. valve drill bits
Abstract
The invention discloses a rotary excavating hole bottom sediment cleaning device and a rotary excavating hole bottom sediment cleaning method, wherein the rotary excavating hole bottom sediment cleaning device comprises a sediment cleaning barrel and a sediment cleaning plate; the bottom of the slag removing barrel is provided with a slag inlet which is communicated with the inside of the slag removing barrel, the slag inlet is positioned on one side of the center of the bottom of the slag removing barrel, and the axis of the top of the slag removing barrel is connected with a drill rod; the slag removing plate is positioned at the bottom of the slag removing barrel, the size of the slag removing plate is larger than that of the slag inlet and smaller than that of the bottom of the slag removing barrel, the slag removing plate is rotatably connected with the axis of the bottom of the slag removing barrel, a plurality of stop blocks are arranged at the bottom of the slag removing barrel, when one side of the slag removing plate is in contact with the stop blocks, the slag removing plate is positioned on the side surface of the slag inlet, and when the other side of the slag removing plate is in contact with the stop blocks, the slag removing plate is positioned at the bottom of the slag inlet and shields the slag inlet. The sediment in the hole can be cleaned quickly, the construction speed is high, and the construction cost is greatly reduced.
Description
Technical Field
The invention belongs to the field of geotechnical engineering construction, and relates to a rotary excavating hole bottom sediment cleaning device and method.
Background
The rotary-excavated bored concrete pile has been widely used. The traditional method is that a pot drill bit is arranged at the end of a drill rod to directly form a hole. However, when the requirement for the sediment is too small, the deficient soil at the bottom of the hole is difficult to clean due to the influence of the drilling teeth at the end of the pot drill bit. The ideal effect is still difficult to obtain by adopting repeated hole cleaning and gas lift reverse circulation hole cleaning treatment.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a rotary excavating hole bottom sediment cleaning device and method, which can quickly clean sediment in a hole, are high in construction speed and greatly reduce construction cost.
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose:
a rotary digging cleaning hole bottom sediment device comprises a sediment removal cylinder and a sediment removal plate;
a slag inlet is formed in the bottom of the slag removing barrel and is communicated with the interior of the slag removing barrel, the slag inlet is positioned on one side of the center of the bottom of the slag removing barrel, and a drill rod is connected to the axis of the top of the slag removing barrel;
the slag removing plate is positioned at the bottom of the slag removing barrel, the size of the slag removing plate is larger than that of the slag inlet and smaller than that of the bottom of the slag removing barrel, the slag removing plate is rotatably connected with the axis of the bottom of the slag removing barrel, a plurality of stop blocks are arranged at the bottom of the slag removing barrel, when one side of the slag removing plate is in contact with the stop blocks, the slag removing plate is positioned on the side surface of the slag inlet, and when the other side of the slag removing plate is in contact with the stop blocks, the slag removing plate is positioned at the bottom of the slag inlet and shields the slag inlet.
Preferably, the slag inlet and the slag removing plate are both of a quarter-sector structure.
Furthermore, the slag inlet and the slag removing plate are of two quarter fan-shaped structures, and two fan-shaped vertex angles are arranged oppositely and are positioned on the axis of the slag removing barrel.
Preferably, the slag inlet and the slag removing plate are both of a semicircular structure.
Preferably, the slag removing plate is provided with an inclined shovel at one side close to the front in the rotating direction when the slag removing barrel is used for removing slag.
Further, the angle of the oblique shovel is 45 °.
Preferably, the top of the slag removing barrel is provided with a socket, and the socket is connected with the drill rod in a socket manner.
Preferably, the bell and spigot is provided with a radial through hole, and the bell and spigot penetrates through the through hole and is fixed with the drill rod by a pin shaft.
According to the method for rotary excavating and cleaning the sediment at the bottom of the hole based on any one of the devices, a drill rod drives a sediment removal cylinder to rotate and move downwards, the sediment drives a sediment removal plate to rotate when the sediment removal cylinder is contacted with the sediment, the rotation is stopped when the sediment removal plate is contacted with a stop block, a sediment inlet is not shielded at the moment, and the sediment enters the sediment removal cylinder; when the drill rod moves downwards and is blocked, the sediment in the sediment removal barrel is indicated to be filled, the drill rod drives the sediment removal barrel to rotate in the opposite direction at the moment, then the sediment moves upwards, the sediment drives the sediment removal plate to rotate in the opposite direction, the sediment removal plate stops rotating when contacting with the stop block, the sediment removal plate shields the sediment inlet at the moment, and when the sediment removal barrel moves upwards, the sediment cannot drop from the sediment removal barrel until the sediment removal barrel is completely taken out of the hole, the sediment in the sediment removal barrel is poured out, and the sediment removal work in the hole is continued.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the slag removing barrel is connected with the drill rod, the slag inlet is formed in the bottom of the slag removing barrel, sediment can conveniently enter the slag removing barrel, the slag removing plate can rotate through the friction force of soil below the slag removing barrel when the slag removing barrel rotates towards one direction, the slag removing plate is positioned on the side surface of the slag inlet through the stop block when the slag removing barrel rotates towards the other direction, so that the sediment can be normally collected by the slag removing barrel, and the slag removing plate is positioned at the bottom of the slag inlet through the stop block when the slag removing barrel rotates towards the other direction, so that the slag inlet is shielded, and therefore, the sediment can not leak when the slag removing barrel is lifted out of the hole. The hole cleaning speed is greatly improved, the removal of the sediment at the bottom of the hole can be guaranteed, the construction speed is high, the construction cost is greatly reduced, the applicability is strong, the disassembly is easy, and the hole cleaning device can be repeatedly used.
Furthermore, through the inclined shovel, the rotating resistance of the slag removing barrel can be reduced, and meanwhile, sediment is conveniently shoveled into the slag removing barrel.
Drawings
FIG. 1 is a schematic structural view of a rotary excavating hole bottom sediment cleaning device of the invention;
FIG. 2 is a cross-sectional view of the rotary excavating hole bottom sediment cleaning device.
Wherein: 1-a bell and spigot joint; 2-a slag removal cylinder; 3-a slag removing plate; 4-a stop block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in FIG. 1, the rotary excavating hole bottom sediment cleaning device comprises a bell and spigot 1, a sediment removal barrel 2, a sediment removal plate 3 and a stop block 4.
The slag removing barrel 2 is a cylindrical barrel, the interior of the slag removing barrel is hollow, a socket 1 is arranged at the axis position of the top of the slag removing barrel, the socket 1 is connected with the drill rod in a socket mode, a radial through hole is formed in the socket 1, the socket 1 penetrates through the through hole and is fixed with the drill rod through a pin shaft, and the drill rod can drive the slag removing barrel 2 to rotate.
The bottom of the slag removing barrel 2 is provided with a slag inlet which is communicated with the inside of the slag removing barrel 2, and the slag inlet is used for allowing sediment to enter the inside of the slag removing barrel 2.
The slag removing plate 3 is positioned at the bottom of the slag removing cylinder 2, and the slag removing plate 3 is larger than the size of the slag inlet and smaller than the size of the bottom of the slag removing cylinder 2, so that when the slag removing cylinder 2 is taken out, the slag removing plate 3 can effectively shield the slag inlet, and the slag is prevented from falling from the slag removing cylinder 2.
The axle center department rotates with the 2 bottoms of a scarfing cinder section of thick bamboo of scarfing cinder board 3 and is connected, and 2 bottoms of a scarfing cinder section of thick bamboo are provided with dog 4, and when the scarfing cinder section of thick bamboo 2 rotated to one of them direction, through the frictional force of below soil, 3 one sides of scarfing cinder board and dog 4 contact, scarfing cinder board 3 is located into cinder notch side, can not shelter from into cinder notch, and a scarfing cinder section of thick bamboo 2 can continuously move downwards this moment, and is inside with sediment income self. When the slag removing barrel 2 rotates towards one direction, through the friction force of soil below, the other side of the slag removing plate 3 is in contact with the stop dog 4, the slag removing plate 3 is located at the bottom of the slag inlet and shelters from the slag inlet, the slag removing barrel 2 can be taken out upwards at the moment, sediments are poured out of the hole, and when the sediments are taken out, the slag removing plate 3 shelters from the slag inlet, so that the sediments cannot fall off from the slag removing barrel 2.
The slag inlet and the slag removing plate 3 have three structures, one of which is that the slag inlet and the slag removing plate 3 are both in a quarter-sector structure. The other one is a structure with two quarter sectors of the slag inlet and the slag removing plate 3, and two sector vertex angles are arranged oppositely and are positioned at the axle center of the slag removing cylinder 2. The last one is that the slag inlet and the slag removing plate 3 are both in a semicircular structure.
One side that leans on in the direction of rotation when the scarfing cinder board 3 is along scarfing cinder section of thick bamboo 2 scarfing cinder is provided with oblique shovel, and the angle of oblique shovel is 45, through oblique shovel, when can reducing the rotatory resistance of a scarfing cinder section of thick bamboo 2, conveniently shovels the sediment into in the scarfing cinder section of thick bamboo 2.
During the use, the drilling rod drives 2 limit rotation limit downshifts on the section of thick bamboo of scarfing cinder, and when contacting the sediment, the sediment drives scarfing cinder board 3 and rotates, and stall when scarfing cinder board 3 contacts dog 4, the slag inlet does not receive to shelter from this moment, shovels in the section of thick bamboo of scarfing cinder 2 through scarfing cinder board 3 along the slope in direction of rotation the place ahead, with the faster shovel of sediment. When the drilling rod moves down and is blocked, it is described that the sediment in the sediment removal barrel 2 is filled, the drilling rod drives the sediment removal barrel 2 to rotate in the opposite direction at the moment, then the sediment moves upwards, the sediment drives the sediment removal plate 3 to rotate in the opposite direction, when the sediment removal plate 3 contacts the stop block 4, the sediment removal plate 3 shields the sediment inlet at the moment, when the sediment removal barrel 2 moves upwards, the sediment cannot drop from the sediment removal barrel 2, and the sediment in the sediment removal barrel 2 is poured out until the sediment removal barrel 2 is completely taken out from the hole, so that the work of removing the sediment in the hole is continuously carried out.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
It is to be understood that the above description is intended to be illustrative, and not restrictive. Many embodiments and many applications other than the examples provided would be apparent to those of skill in the art upon reading the above description. The scope of the present teachings should, therefore, be determined not with reference to the above description, but should instead be determined with reference to the appended claims, along with the full scope of equivalents to which such claims are entitled. The disclosures of all articles and references, including patent applications and publications, are hereby incorporated by reference for all purposes. The omission in the foregoing claims of any aspect of subject matter that is disclosed herein is not a disclaimer of such subject matter, nor is it to be construed that applicant does not consider such subject matter to be part of the disclosed inventive subject matter.
Claims (9)
1. A rotary digging hole bottom sediment cleaning device is characterized by comprising a sediment cleaning barrel (2) and a sediment cleaning plate (3);
a slag inlet is formed in the bottom of the slag removing barrel (2), the slag inlet is communicated with the interior of the slag removing barrel (2), the slag inlet is positioned on one side of the center of the bottom of the slag removing barrel (2), and a drill rod is connected to the axis of the top of the slag removing barrel (2);
the slag removing plate (3) is located at the bottom of the slag removing barrel (2), the slag removing plate (3) is larger than the size of a slag inlet, the slag removing plate is smaller than the size of the bottom of the slag removing barrel (2), the slag removing plate (3) is rotatably connected with the axis of the bottom of the slag removing barrel (2), a plurality of stop blocks (4) are arranged at the bottom of the slag removing barrel (2), when one side of the slag removing plate (3) is in contact with the stop blocks (4), the slag removing plate (3) is located on the side of the slag inlet, when the other side of the slag removing plate (3) is in contact with the stop blocks (4), the slag removing plate (3) is located at the bottom of the slag inlet, and the slag inlet is shielded.
2. The rotary excavating hole bottom sediment cleaning device according to claim 1, wherein the slag inlet and the slag cleaning plate (3) are both in a quarter-sector structure.
3. The rotary excavating hole bottom sediment cleaning device according to claim 2, wherein the slag inlet and the slag cleaning plate (3) are both of two quarter-sector structures, and two sector vertex angles are arranged oppositely and are positioned at the axis of the slag cleaning barrel (2).
4. The rotary excavating hole bottom sediment cleaning device according to claim 1, wherein the slag inlet and the slag cleaning plate (3) are both of a semicircular structure.
5. The rotary excavating hole bottom sediment cleaning device according to claim 1, wherein an inclined shovel is arranged on the front side of the slag cleaning plate (3) in the rotating direction when the slag cleaning barrel (2) is used for cleaning slag.
6. The rotary excavating hole bottom sediment device according to claim 5, wherein the angle of the inclined shovel is 45 °.
7. The rotary excavating hole bottom sediment removal device according to claim 1, wherein a socket (1) is arranged at the top of the sediment removal barrel (2), and the socket (1) is connected with a drill rod in a socket manner.
8. The rotary excavating hole bottom sediment cleaning device according to claim 1, wherein a radial through hole is formed in the socket (1), and the socket (1) penetrates through the through hole and is fixed with the drill rod through a pin shaft.
9. A rotary excavating hole bottom sediment cleaning method based on the device of any one of claims 1-8, characterized in that a drill rod drives a sediment cleaning barrel (2) to rotate and move downwards, sediment drives a sediment cleaning plate (3) to rotate when the sediment cleaning plate (3) contacts sediment, the rotation is stopped when the sediment cleaning plate (3) contacts a stop block (4), the sediment inlet is not shielded at the moment, and sediment enters the sediment cleaning barrel (2); when the drilling rod moves downwards and is blocked, it is stated that the sediment in the sediment removal barrel (2) is filled, the drilling rod drives the sediment removal barrel (2) to rotate in the opposite direction at the moment, then the sediment moves upwards, the sediment drives the sediment removal plate (3) to rotate in the opposite direction, when the sediment removal plate (3) contacts the stop block (4), the sediment removal plate (3) shields the sediment inlet at the moment, when the sediment removal barrel (2) moves upwards, the sediment can not drop from the sediment removal barrel (2), until the sediment removal barrel (2) is completely taken out of the hole, the sediment in the sediment removal barrel (2) is poured out, and the work of removing the sediment in the hole is continued.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210461542.3A CN114687693A (en) | 2022-04-28 | 2022-04-28 | Rotary excavating hole bottom sediment cleaning device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210461542.3A CN114687693A (en) | 2022-04-28 | 2022-04-28 | Rotary excavating hole bottom sediment cleaning device and method |
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| Publication Number | Publication Date |
|---|---|
| CN114687693A true CN114687693A (en) | 2022-07-01 |
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| CN202210461542.3A Pending CN114687693A (en) | 2022-04-28 | 2022-04-28 | Rotary excavating hole bottom sediment cleaning device and method |
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| CN (1) | CN114687693A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116733031A (en) * | 2023-07-17 | 2023-09-12 | 江苏昊天龙集团有限公司 | Reinforced anchor bolt structure for communication iron tower |
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2022
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116733031A (en) * | 2023-07-17 | 2023-09-12 | 江苏昊天龙集团有限公司 | Reinforced anchor bolt structure for communication iron tower |
| CN116733031B (en) * | 2023-07-17 | 2023-12-29 | 江苏昊天龙集团有限公司 | Reinforced anchor bolt structure for communication iron tower |
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